She's obsessed with the fine details and ingredients that take dishes from tasty to outright otherworldly. In Mastering the Art of French Cooking, Julia Child famously declared boeuf bourguignon ...

Thinly slice 6 large white onions Melt 50g butter with 1 tbsp olive oil in a deep saucepan Add onions and fry over high heat for a few minutes Cover, lower heat, and simmer for 10 minutes ...